Trench Safety Workshop (TSW)
BC Housing: 6.5 CPD Points
Description
Course Description (8 hours / EOCP 0.6 CEU's)
The workshop walks participants through a comprehensive program that includes what the WorkSafeBC Regulations &
Guidelines state, safe work procedures and what to do if something goes wrong. It covers sloping, benching, shoring and
shielding systems. It also includes a section on location of underground utilities and the geotechnical and structural
engineered documentation requirements. This program teaches you what you can do safely and is led by an experienced
hands-on Instructor.
Upon completion of this course participants will be able to:
Identify hazards around trenches and excavations.
Be able to better understand how to locate underground utilities.
Understand soil types, soil collapse patterns, and warning signs.
Gain familiarity with WorkSafeBC regulations.
Understand geotechnical and structural engineered documentation.
Understand sloping and benching.
Understand shoring and shielding systems and tab data documentation.
Describe and demonstrate where possible safe installation and removal processes.
Identify emergency procedures for a trench collapse.
Course Contents (Topics Covered)
1. Introduction - History
2. Review WorkSafeBC Regulations & Guidelines
3. Safety Hazards in & around the Trench
4. Pre-Planning Considerations. (BC1call / Utilities)
5. Trench Stability & Soil Types
6. General Excavation Requirements
7. Trench Protective Systems
8. Geotechnical Written Instructions. (P.Eng.)
9. Sloping / Benching
10. Shoring / Shielding
11. End Shoring - Bulkheads
12. Blocking & Backfilling
13. Manufacturer’s Tabulated Data
14. Other Shoring Hazards & Safeguards
15. Shoring Scenarios & Challenges
16. Trench Rescue Awareness
Students need to pass a written exam to receive a certificate valid for 3 years
Instructor: Ronald Enns, RULT